A series of Y zeolites were prepared by routine method,and the thermal stability,cracking activity and hydrogen transfer activity of the prepared Y zeolites were measured.是什么意思_A series of Y zeolites were prepared by routine method,and the thermal stability,cracking activity and hydrogen transfer activity of the prepared Y zeolites were measured.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句